-r requirements.txt

setuptools
pytest < 5.0; python_version == '2.7' or python_version == '3.4'
pytest < 7.0; python_version >= '3.5' and python_version <= '3.11'
pytest; python_version >= '3.12'

pendulum < 2.1; python_version == '3.4'
pendulum; python_version == '2.7' or (python_version >= '3.5' and python_version <= '3.11')
